Related Questions

Center of gravity of a thin hollow cone lies on the axis at a height of
A One-fourth of the total height above base
B One-third of the total height above base
C One-half of the total height above base
D Three-eighth of the total height above the base
Centre of gravity of a solid cone lies on the axis at the height
A One fourth of the total height above base
B One third of the total height above base
C One-half of the total height above base
D Three eighth of the total height above the base
Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of
A One-half of the total height above base
B One-third of the total height above base
C One-fourth of the total height above base
D None of these
The height and weighs of a solid cone are 6 cm and 2.7 kg. The weighs of a similar cone of 5 cm height is _____ .
A 9.75 kg
B 9.25 kg
C 6.25 kg
D 5.75 kg
The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of
A $$\frac{{\text{h}}}{3}$$
B $$\frac{{\text{h}}}{4}$$
C $$\frac{{2{\text{h}}}}{3}$$
D $$\frac{{3{\text{h}}}}{4}$$
A solid cone of height 36 cm and radius of base 9 cm is melted to form a solid cylinder of radius 9 cm and height 9 cm. What percent of material is wasted this process?
A 25
B 5
C 0
D 10
The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity.
A Zero
B Minimum
C Maximum
D None of these
The C.G. of a right circular cone lies on its axis of symmetry at a height of
A $$\frac{{\text{h}}}{2}$$
B $$\frac{{\text{h}}}{3}$$
C $$\frac{{\text{h}}}{4}$$
D $$\frac{{\text{h}}}{5}$$
If a cylinder of radius 7 cm and height 9 cm is melted and constructed into a cone of the same radius, what will be the height of this cone?
A 54 cm
B 9 cm
C 27 cm
D 13.5 cm
The C.G. of a right circular solid cone of height h lies at the following distance from the base
A $$\frac{{\text{h}}}{2}$$
B $$\frac{{\text{J}}}{3}$$
C $$\frac{{\text{h}}}{6}$$
D $$\frac{{\text{h}}}{4}$$

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